134 lines
3.4 KiB
C
134 lines
3.4 KiB
C
/* $Id$
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Part of SWI-Prolog
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Author: Jan Wielemaker
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E-mail: J.Wielemaker@vu.nl
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WWW: http://www.swi-prolog.org
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Copyright (C): 1985-2011, University of Amsterdam
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VU University Amsterdam
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifdef HAVE_SYS_PARAM_H /* get MAXPATHLEN */
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#include <sys/param.h>
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#endif
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/********************************
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* MISCELLANEOUS *
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*********************************/
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extern char *OsError(void);
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extern bool initOs(void);
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/********************************
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* FILES *
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*********************************/
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#ifndef STREAM_OPEN_BIN_READ
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#define STREAM_OPEN_BIN_READ "rb"
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#endif
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#ifndef STREAM_OPEN_BIN_WRITE
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#define STREAM_OPEN_BIN_WRITE "wb"
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#endif
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#ifdef HAVE_POPEN
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#define PIPE 1
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#define Popen(path, m) Sopen_pipe(OsPath(path), m)
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#define Pclose(fd) pclose(fd)
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#endif
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#ifndef MAXPATHLEN
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#ifdef PATH_MAX
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#define MAXPATHLEN PATH_MAX
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#else
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#ifdef PATHSIZE
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#define MAXPATHLEN PATHSIZE
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#endif
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#endif
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#endif
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COMMON(char*) canoniseFileName(char *path);
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/********************************
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* TIME CONVERSION *
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*********************************/
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typedef enum
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{ CPU_USER,
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CPU_SYSTEM
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} cputime_kind;
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extern double CpuTime(cputime_kind);
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extern double WallTime(void);
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/*******************************
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* MEMORY *
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*******************************/
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extern uintptr_t UsedMemory(void);
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extern uintptr_t FreeMemory(void);
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/********************************
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* IOSTREAM DESCR. SETS *
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********************************/
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#if !defined(FD_ZERO) && !defined(__WINDOWS__)
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#ifdef HAVE_SYS_SELECT_H
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#include <sys/select.h>
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#else
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#define FD_ZERO(s) { *((uintptr_t *)(s)) = (0L); }
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#define FD_SET(fd, s) { *((uintptr_t *)(s)) |= ((uintptr_t)L << (fd)); }
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#define FD_ISSET(fd, s) ( (*((uintptr_t *)(s)) & ((uintptr_t)L << (fd))) != 0 )
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#endif
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#endif
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/********************************
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* TERMINAL CONTROL *
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*********************************/
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#define TTY_COOKED 1 /* Initial mode: echo */
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#define TTY_RAW 2 /* Non-blocking, non-echo */
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#define TTY_OUTPUT 3 /* enable post-processing */
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#define TTY_SAVE 4 /* just save status */
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typedef struct
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{ void *state; /* Saved state */
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int mode; /* Prolog;'s view on mode */
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} ttybuf;
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extern ttybuf ttytab; /* saved tty status */
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extern int ttymode; /* Current tty mode */
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#define IsaTty(fd) isatty(fd)
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extern bool PushTty(IOSTREAM *s, ttybuf *buf, int mode);
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extern bool PopTty(IOSTREAM *s, ttybuf *buf, int do_free);
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extern void ResetTty(void);
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/********************************
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* PROCESS CONTROL *
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*********************************/
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extern int System(char *command);
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